Siena Hartzel

Siena Hartzel is an experienced healthcare professional currently serving as a COTA/L Level 2 at Interface Rehab, Inc. since June 2024. Prior experience includes a role as a Direct Support Professional at Modern Support Services from October 2021 to June 2025, where responsibilities involved assisting individuals diagnosed with Down syndrome in achieving independence through various support services. From 2019 to June 2024, Siena functioned as a Front Desk Assistant at The Foot Center, handling patient check-ins, billing, and medical record management in compliance with HIPAA standards. An earlier position as a Front Desk Receptionist at Life Chiropractic of South Bay in 2018 involved administrative duties in a clinical setting. Siena holds an OTA degree in Pediatric Occupational Therapy from CBD College and a Bachelor’s degree in Family Studies and Human Development from the University of Arizona.